8. Tomatoes: Perhaps the only vegetable best eaten processed. Tomatoes are a major source of lycopene, a potent antioxidant also thought to protect against sunburn.

9. Walnuts: A key source of omega-3 fatty acids and vitamin E. The omega-3s found in walnuts also help fight against skin ailments like psoriasis and eczema.

10. Dark chocolate: Full of antioxidants and nutrients, cocoa (choose chocolate with at least 60 percent cocoa) increases blood flow to the skin, which in turn boosts hydration, smoothness, and protection against sun exposure.